Nicknames for Columbo
10 nicknames, sorted by where they actually get used.
Office-safe
Col
formal
Colu
formal
Mbo
formal
Playground-friendly
Coluy
casual
Coluie
casual
Mboy
casual
Mboie
casual
Coy
casual
Coie
casual
Family nicknames
Colkins
endearment
Columbo carries 10 common short forms — Col, Colu, and Coluy. The list splits into 3 office-safe picks and 6 playground-friendly options so you can match the moment.